ALSA: ASoC: Make all codecs depend on rather than selecting I2C

The I2C layer uses I/O operations that aren't available on all
architectures and since select bypasses Kconfig dependency checking
selecting I2C breaks builds like allmodconfig on some architectures.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>